# 掌握美語 vs 空中家教

The clearest difference is in-app purchases: 掌握美語 at none against 空中家教's 1. 掌握美語 also leads on iOS requirement (12 vs 15.6). 空中家教's advantage is update cadence (every 3 weeks vs every 19 months). On price, ads and device support there is nothing between them.

Both are free to download. 空中家教 sells 1 in-app purchase, starting at $59.99 per month. 掌握美語 asks for nothing beyond the download.

掌握美語 ships an update every 19 months, 空中家教 every 3 weeks. The most recent releases landed on September 23, 2026 and February 23, 2026 respectively.

## The numbers

| Metric | 掌握美語 | 空中家教 |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | Every 19 months | **Every 3 weeks** |
| Size | 123 MB | 34 MB |
| Requires iOS | **12** | 15.6 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Chi Hsien Lai](https://appshunter.io/developer/1039759515) | [空中美語](https://appshunter.io/developer/1373172419) |

## What reviewers say

### 掌握美語

[App page](https://appshunter.io/ios/app/id6469580819)

**Features:** macOS Compatibility

**In-app purchases:** none


### 空中家教

[App page](https://appshunter.io/ios/app/id6477124116)

**Features:** macOS Compatibility

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| 空中家教學習+ | $59.99 | per month |


## Frequently asked questions

### Is 掌握美語 free?

掌握美語 is free to download, with no in-app purchases.

### Is 空中家教 free?

空中家教 is free to download, with in-app purchases available.

### Do 掌握美語 or 空中家教 have ads?

Neither 掌握美語 nor 空中家教 shows ads.

### Which is updated more often, 掌握美語 or 空中家教?

掌握美語 ships an update every 19 months, and 空中家教 every 3 weeks. Most recently, 掌握美語 was updated on September 23, 2026 and 空中家教 on February 23, 2026.

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*Compared by [AppsHunter](https://appshunter.io/) from daily US App Store data. Review summaries are generated from verbatim App Store reviews.*